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प्रश्न
Fill in the following blank with suitable word:
The particle which is formed by the loss or gain of electrons by an atom is called..............
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उत्तर
Particle formed by losing or gaining electrons by its atom is called ion.
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संबंधित प्रश्न
Name the following radicals :
Cr2072
The valency of calcium is 2. Write the valencies of other radical in the following :
- CaO
- Ca(OH)2
- CaC03
- CaCl2
Magnesium and oxygen combine in the ratio of 3 : 2 by mass to form magnesium oxide. What mass of oxygen gas would be required to react completely with 24 g of magnesium ?
Fill in the following blank with suitable word:
A sulphide ion has negative charge because it contains less ....................... than ...................
What is an ion ? How is an ion formed ? Explain with the help of two examples of different ions.
Give example.
Bivalent acidic radicals
What do you understand by the following terms?
Acid radical
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Chromium sulphate
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Sodium thiosulphate
Atoms that carry positive or negative charges are called ______.
